[Bug rtl-optimization/20070] If-conversion can't match equivalent code, and cross-jumping only works for literal matches

rahul at icerasemi dot com gcc-bugzilla@gcc.gnu.org
Fri Sep 4 14:51:00 GMT 2009



------- Comment #29 from rahul at icerasemi dot com  2009-09-04 14:51 -------
I am testing Steven's Crossjumping patch attached here. With CoreMark we see a
1% increase in performance when using Os. Other proprietary tests show ~0.5%
decrease in code size.

The path however does not fix PR30905.


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=20070



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